Characteristics of study participants by sex
| Characteristics | Female | Male |
|---|---|---|
| n (%) or mean ± SD | n = 828 | n = 490 |
| Age | 16.08 ± 0.71 | 16.21 ± 0.72 |
| School location | ||
| 491 (59.3) | 287 (58.6) |
| 337 (40.7) | 203 (41.4) |
| Parents' education | ||
| 33 (4.0) | 12 (2.4) |
| 437 (52.8) | 234 (47.8) |
| 358 (43.2) | 244 (49.8) |
| Conventional cigarettes smoking | ||
| 643 (77.7) | 179 (36.5) |
| 115 (13.9) | 168 (34.4) |
| 70 (8.5) | 143 (29.2) |
| Electronic cigarettes smoking | ||
| 776 (93.7) | 348 (71.0) |
| 47 (5.7) | 102 (20.8) |
| 5 (0.6) | 40 (8.2) |
| Family use | ||
| 805 (97.2) | 475 (96.9) |
| 23 (2.8) | 15 (3.1) |
| Peer use | ||
| 695 (83.9) | 392 (80) |
| 133 (16.1) | 98 (20) |
| Availability | ||
| 506 (61.1) | 300 (61.2) |
| 322 (38.9) | 190 (38.8) |
| Affordability | ||
| 608 (73.4) | 347 (70.8) |
| 220 (26.6) | 143 (29.2) |
| Characteristics | Female | Male |
|---|---|---|
| Age | 16.08 ± 0.71 | 16.21 ± 0.72 |
Suburban | 491 (59.3) | 287 (58.6) |
Downtown | 337 (40.7) | 203 (41.4) |
Completed primary or less | 33 (4.0) | 12 (2.4) |
Secondary | 437 (52.8) | 234 (47.8) |
Higher | 358 (43.2) | 244 (49.8) |
None | 643 (77.7) | 179 (36.5) |
Lifetime | 115 (13.9) | 168 (34.4) |
Current | 70 (8.5) | 143 (29.2) |
None | 776 (93.7) | 348 (71.0) |
Lifetime | 47 (5.7) | 102 (20.8) |
Current | 5 (0.6) | 40 (8.2) |
No | 805 (97.2) | 475 (96.9) |
Yes | 23 (2.8) | 15 (3.1) |
No | 695 (83.9) | 392 (80) |
Yes | 133 (16.1) | 98 (20) |
Difficult | 506 (61.1) | 300 (61.2) |
Easy | 322 (38.9) | 190 (38.8) |
No | 608 (73.4) | 347 (70.8) |
Yes | 220 (26.6) | 143 (29.2) |
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